<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Title</title>
</head>
<style>
  /*.box1{
    font-size: 20px;
  }
  .box1 p{
    font-size: 1.5em;
    padding: 1em;
  }
  .box1 ul{
    font-size: 1.2em;
  }*/
  .box2 h3{
    font-size: 2rem;
  }
  .box2 p{
    font-size: 1.6rem;
  }
</style>
<body>
<!--<div class="box1">
  <h3>Box-One</h3>
  <p>Quisque nascetur nibh morbi penatibus mus vulputate.</p>
  <ul>
    <li>1</li>
    <li>2</li>
    <li>3
      <ul>
        <li>1</li>
        <li>2</li>
        <li>3
          <ul>
            <li>1</li>
            <li>2</li>
            <li>3</li>
          </ul>
        </li>
      </ul>
    </li>
    <li>4</li>
  </ul>
</div>-->
<div class="box2">
  <h3>Box-Two</h3>
  <p>Quisque nascetur nibh morbi penatibus mus vulputate.</p>
</div>
</body>
</html>
